A GRINDING MACHINE EQUIPPED WITH A DIAMOND-TYPE TRUER-UP AND A DEVICE TO COMPENSATE FOR THE REDUCTION IN SIZE OF THE GRINDING WHEEL RESULTING FROM TRUEING

摘要

1,200,317. Grinding. SOC. NOUVELLE DE ROULEMENTS. 21 Dec., 1967 [17 May, 1967], No. 58222/67. Heading B3D. To compensate for the reduction in size of a grinding wheel 2 by a diamond truing tool 13 both the workpiece support 9 and tool carrier 12 are connected to a common control mechanism for symmetrical displacement when driven by a single control member 16. The grinding wheel is movable from a position A for grinding a workpiece 10 to a truing position B, the positions being determined by an adjustable stop 3 co-operating with abutments 4, 5. The workpiece support 9 and tool carrier 12 are moved by a rotary drive 16 having oppositely threaded screws 12, 14 co-operating with nuts 13, 15. A play take-up device E is provided.